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moby--moby/integration-cli/docker_cli_volume_test.go
Kai Qiang Wu(Kennan) 60ffd6c880 Make volume ls output order
Fixes: #20384
Add order support for volume ls to make it easy
to external users to consume.

Signed-off-by: Kai Qiang Wu(Kennan) <wkqwu@cn.ibm.com>
2016-02-17 09:01:27 +00:00

220 lines
9.7 KiB
Go

package main
import (
"os/exec"
"strings"
"github.com/docker/docker/pkg/integration/checker"
"github.com/go-check/check"
)
func (s *DockerSuite) TestVolumeCliCreate(c *check.C) {
dockerCmd(c, "volume", "create")
_, err := runCommand(exec.Command(dockerBinary, "volume", "create", "-d", "nosuchdriver"))
c.Assert(err, check.Not(check.IsNil))
out, _ := dockerCmd(c, "volume", "create", "--name=test")
name := strings.TrimSpace(out)
c.Assert(name, check.Equals, "test")
}
func (s *DockerSuite) TestVolumeCliCreateOptionConflict(c *check.C) {
dockerCmd(c, "volume", "create", "--name=test")
out, _, err := dockerCmdWithError("volume", "create", "--name", "test", "--driver", "nosuchdriver")
c.Assert(err, check.NotNil, check.Commentf("volume create exception name already in use with another driver"))
c.Assert(out, checker.Contains, "A volume named test already exists")
out, _ = dockerCmd(c, "volume", "inspect", "--format='{{ .Driver }}'", "test")
_, _, err = dockerCmdWithError("volume", "create", "--name", "test", "--driver", strings.TrimSpace(out))
c.Assert(err, check.IsNil)
}
func (s *DockerSuite) TestVolumeCliInspect(c *check.C) {
c.Assert(
exec.Command(dockerBinary, "volume", "inspect", "doesntexist").Run(),
check.Not(check.IsNil),
check.Commentf("volume inspect should error on non-existent volume"),
)
out, _ := dockerCmd(c, "volume", "create")
name := strings.TrimSpace(out)
out, _ = dockerCmd(c, "volume", "inspect", "--format='{{ .Name }}'", name)
c.Assert(strings.TrimSpace(out), check.Equals, name)
dockerCmd(c, "volume", "create", "--name", "test")
out, _ = dockerCmd(c, "volume", "inspect", "--format='{{ .Name }}'", "test")
c.Assert(strings.TrimSpace(out), check.Equals, "test")
}
func (s *DockerSuite) TestVolumeCliInspectMulti(c *check.C) {
dockerCmd(c, "volume", "create", "--name", "test1")
dockerCmd(c, "volume", "create", "--name", "test2")
dockerCmd(c, "volume", "create", "--name", "not-shown")
out, _, err := dockerCmdWithError("volume", "inspect", "--format='{{ .Name }}'", "test1", "test2", "doesntexist", "not-shown")
c.Assert(err, checker.NotNil)
outArr := strings.Split(strings.TrimSpace(out), "\n")
c.Assert(len(outArr), check.Equals, 3, check.Commentf("\n%s", out))
c.Assert(out, checker.Contains, "test1")
c.Assert(out, checker.Contains, "test2")
c.Assert(out, checker.Contains, "Error: No such volume: doesntexist")
c.Assert(out, checker.Not(checker.Contains), "not-shown")
}
func (s *DockerSuite) TestVolumeCliLs(c *check.C) {
prefix, _ := getPrefixAndSlashFromDaemonPlatform()
out, _ := dockerCmd(c, "volume", "create", "--name", "aaa")
dockerCmd(c, "volume", "create", "--name", "test")
dockerCmd(c, "volume", "create", "--name", "soo")
dockerCmd(c, "run", "-v", "soo:"+prefix+"/foo", "busybox", "ls", "/")
out, _ = dockerCmd(c, "volume", "ls")
outArr := strings.Split(strings.TrimSpace(out), "\n")
c.Assert(len(outArr), check.Equals, 4, check.Commentf("\n%s", out))
assertVolList(c, out, []string{"aaa", "soo", "test"})
}
// assertVolList checks volume retrieved with ls command
// equals to expected volume list
// note: out should be `volume ls [option]` result
func assertVolList(c *check.C, out string, expectVols []string) {
lines := strings.Split(out, "\n")
var volList []string
for _, line := range lines[1 : len(lines)-1] {
volFields := strings.Fields(line)
// wrap all volume name in volList
volList = append(volList, volFields[1])
}
// volume ls should contains all expected volumes
c.Assert(volList, checker.DeepEquals, expectVols)
}
func (s *DockerSuite) TestVolumeCliLsFilterDangling(c *check.C) {
prefix, _ := getPrefixAndSlashFromDaemonPlatform()
dockerCmd(c, "volume", "create", "--name", "testnotinuse1")
dockerCmd(c, "volume", "create", "--name", "testisinuse1")
dockerCmd(c, "volume", "create", "--name", "testisinuse2")
// Make sure both "created" (but not started), and started
// containers are included in reference counting
dockerCmd(c, "run", "--name", "volume-test1", "-v", "testisinuse1:"+prefix+"/foo", "busybox", "true")
dockerCmd(c, "create", "--name", "volume-test2", "-v", "testisinuse2:"+prefix+"/foo", "busybox", "true")
out, _ := dockerCmd(c, "volume", "ls")
// No filter, all volumes should show
c.Assert(out, checker.Contains, "testnotinuse1\n", check.Commentf("expected volume 'testnotinuse1' in output"))
c.Assert(out, checker.Contains, "testisinuse1\n", check.Commentf("expected volume 'testisinuse1' in output"))
c.Assert(out, checker.Contains, "testisinuse2\n", check.Commentf("expected volume 'testisinuse2' in output"))
out, _ = dockerCmd(c, "volume", "ls", "--filter", "dangling=false")
// Explicitly disabling dangling
c.Assert(out, check.Not(checker.Contains), "testnotinuse1\n", check.Commentf("expected volume 'testnotinuse1' in output"))
c.Assert(out, checker.Contains, "testisinuse1\n", check.Commentf("expected volume 'testisinuse1' in output"))
c.Assert(out, checker.Contains, "testisinuse2\n", check.Commentf("expected volume 'testisinuse2' in output"))
out, _ = dockerCmd(c, "volume", "ls", "--filter", "dangling=true")
// Filter "dangling" volumes; only "dangling" (unused) volumes should be in the output
c.Assert(out, checker.Contains, "testnotinuse1\n", check.Commentf("expected volume 'testnotinuse1' in output"))
c.Assert(out, check.Not(checker.Contains), "testisinuse1\n", check.Commentf("volume 'testisinuse1' in output, but not expected"))
c.Assert(out, check.Not(checker.Contains), "testisinuse2\n", check.Commentf("volume 'testisinuse2' in output, but not expected"))
out, _ = dockerCmd(c, "volume", "ls", "--filter", "dangling=1")
// Filter "dangling" volumes; only "dangling" (unused) volumes should be in the output, dangling also accept 1
c.Assert(out, checker.Contains, "testnotinuse1\n", check.Commentf("expected volume 'testnotinuse1' in output"))
c.Assert(out, check.Not(checker.Contains), "testisinuse1\n", check.Commentf("volume 'testisinuse1' in output, but not expected"))
c.Assert(out, check.Not(checker.Contains), "testisinuse2\n", check.Commentf("volume 'testisinuse2' in output, but not expected"))
out, _ = dockerCmd(c, "volume", "ls", "--filter", "dangling=0")
// dangling=0 is same as dangling=false case
c.Assert(out, check.Not(checker.Contains), "testnotinuse1\n", check.Commentf("expected volume 'testnotinuse1' in output"))
c.Assert(out, checker.Contains, "testisinuse1\n", check.Commentf("expected volume 'testisinuse1' in output"))
c.Assert(out, checker.Contains, "testisinuse2\n", check.Commentf("expected volume 'testisinuse2' in output"))
}
func (s *DockerSuite) TestVolumeCliLsErrorWithInvalidFilterName(c *check.C) {
out, _, err := dockerCmdWithError("volume", "ls", "-f", "FOO=123")
c.Assert(err, checker.NotNil)
c.Assert(out, checker.Contains, "Invalid filter")
}
func (s *DockerSuite) TestVolumeCliLsWithIncorrectFilterValue(c *check.C) {
out, _, err := dockerCmdWithError("volume", "ls", "-f", "dangling=invalid")
c.Assert(err, check.NotNil)
c.Assert(out, checker.Contains, "Invalid filter")
}
func (s *DockerSuite) TestVolumeCliRm(c *check.C) {
prefix, _ := getPrefixAndSlashFromDaemonPlatform()
out, _ := dockerCmd(c, "volume", "create")
id := strings.TrimSpace(out)
dockerCmd(c, "volume", "create", "--name", "test")
dockerCmd(c, "volume", "rm", id)
dockerCmd(c, "volume", "rm", "test")
out, _ = dockerCmd(c, "volume", "ls")
outArr := strings.Split(strings.TrimSpace(out), "\n")
c.Assert(len(outArr), check.Equals, 1, check.Commentf("%s\n", out))
volumeID := "testing"
dockerCmd(c, "run", "-v", volumeID+":"+prefix+"/foo", "--name=test", "busybox", "sh", "-c", "echo hello > /foo/bar")
out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "volume", "rm", "testing"))
c.Assert(
err,
check.Not(check.IsNil),
check.Commentf("Should not be able to remove volume that is in use by a container\n%s", out))
out, _ = dockerCmd(c, "run", "--volumes-from=test", "--name=test2", "busybox", "sh", "-c", "cat /foo/bar")
c.Assert(strings.TrimSpace(out), check.Equals, "hello")
dockerCmd(c, "rm", "-fv", "test2")
dockerCmd(c, "volume", "inspect", volumeID)
dockerCmd(c, "rm", "-f", "test")
out, _ = dockerCmd(c, "run", "--name=test2", "-v", volumeID+":"+prefix+"/foo", "busybox", "sh", "-c", "cat /foo/bar")
c.Assert(strings.TrimSpace(out), check.Equals, "hello", check.Commentf("volume data was removed"))
dockerCmd(c, "rm", "test2")
dockerCmd(c, "volume", "rm", volumeID)
c.Assert(
exec.Command("volume", "rm", "doesntexist").Run(),
check.Not(check.IsNil),
check.Commentf("volume rm should fail with non-existent volume"),
)
}
func (s *DockerSuite) TestVolumeCliNoArgs(c *check.C) {
out, _ := dockerCmd(c, "volume")
// no args should produce the cmd usage output
usage := "Usage: docker volume [OPTIONS] [COMMAND]"
c.Assert(out, checker.Contains, usage)
// invalid arg should error and show the command usage on stderr
_, stderr, _, err := runCommandWithStdoutStderr(exec.Command(dockerBinary, "volume", "somearg"))
c.Assert(err, check.NotNil, check.Commentf(stderr))
c.Assert(stderr, checker.Contains, usage)
// invalid flag should error and show the flag error and cmd usage
_, stderr, _, err = runCommandWithStdoutStderr(exec.Command(dockerBinary, "volume", "--no-such-flag"))
c.Assert(err, check.NotNil, check.Commentf(stderr))
c.Assert(stderr, checker.Contains, usage)
c.Assert(stderr, checker.Contains, "flag provided but not defined: --no-such-flag")
}
func (s *DockerSuite) TestVolumeCliInspectTmplError(c *check.C) {
out, _ := dockerCmd(c, "volume", "create")
name := strings.TrimSpace(out)
out, exitCode, err := dockerCmdWithError("volume", "inspect", "--format='{{ .FooBar }}'", name)
c.Assert(err, checker.NotNil, check.Commentf("Output: %s", out))
c.Assert(exitCode, checker.Equals, 1, check.Commentf("Output: %s", out))
c.Assert(out, checker.Contains, "Template parsing error")
}